In the early days of radiology, radiographs were taken. In 1895, the German physicist Röntgen discovered that invisible rays could penetrate through the internal structure of the human body and abnormal changes in pathology, so the radiology department was called the X-ray room. With the advancement of science and technology, scientists continue to innovate and new equipment continues to emerge, such as CT, MRI, DSA, radiology department has not only X-ray examination, but also CT, MRI, molybdenum target and other examinations. In the last 10-20 years, the radiology department has added interventional therapy on the basis of examination. Interventional therapy is characterized by minimally invasive and remarkable efficacy, and it is a clinically integrated department with diagnosis and treatment.